Vulnerability · Published Jan 10, 2024 · Assigned by apple

CVE-2023-42866

High 8.8

In plain English

A high-severity security flaw in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 56% of all known vulnerabilities).

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.8%top 44.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.5, iOS 16.6 and iPadOS 16.6, tvOS 16.6, Safari 16.6, watchOS 9.6. Processing web content may lead to arbitrary code execution.

Affected products (as reported)

VendorProductVersions
Apple Safari unspecified – before 16.6
Apple tvOS unspecified – before 16.6
Apple iOS and iPadOS unspecified – before 16.6
Apple macOS unspecified – before 13.5
Apple watchOS unspecified – before 9.6

References